Receiving "A network-related or instance specific error occurred while establishing a connection to SQL Server" [Error 26] when installing Venus 4.22.3; SQL not installed properly.

Potential Symptoms

  • Receiving "A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections (provider: SQL Network interfaces, error: 26 - Error locating Server/Instance Specified)" when installing Venus 1500 v4.22.3.
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  • Unable to run SQL Nucleus services.

Environment

  • Product:
  • Component: Microsoft SQL Server 2008 (Present when updating to Venus v4.22), Microsoft SQL Server 2014
  • Control System: Venus 1500 V4

Cause

  • Microsoft SQL Server not installed properly.

Resolution

  1. Remove current SQL that is installed.
  2. Then manually install SQL2014 SP3 per How to install Microsoft SQL Server 2014 manually
  3. Run Venus 1500 installer. 

KB ID: 000023907


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